Santa Clara County property record for 21430 Bertram Rd, San Jose, CA 95120
| Property Type | Single Family Home |
|---|---|
| Details | 2 bd · 1 ba · 900 sqft · built 1932 |
| Lot Size | 0.253 acres (10,998 sqft) |
| Owner | 2 Company Names on File |
| Tax Bill | $1,693 (2025) |
| Flood Zone | Zone D (undetermined) |
| APN | 583-18-031 |
| Primary APN | 583-18-031 |
|---|
| Bedrooms | 2 Beds |
|---|---|
| Full Baths | 1 Bath |
| Total Rooms | 4 Rooms |
| Stories | 1 Story |
| Building Area | 900 sqft Living Area |
| 1st Floor Area | 900 sqft |
| Fireplaces | 1 Fireplace |
| Fireplace | Fireplace |
| Year Built | Built 1932 |
|---|---|
| Effective Year Built | Effective 1932 |
| Architectural Style | Custom Design |
| Exterior Material | Wood Siding |
| Construction Type | Wood |
| Roof Material | Tar & Gravel |
| Lot Area | 10,998 sqft (0.253 acres) |
| Lot Dimensions | 141 ft deep x 78 ft wide |
| View / Lot | Creek |
| Garage Type | Carport |
| Garage Area | 210 sqft |
| Carport | Carport |
| Carport Area | 210 sqft |
| Parking Spaces | 1 Parking Space |
| Porch | None |
| Cooling System | None |
|---|---|
| Sewer | Septic |
| Water Source | Commercial |
| Street Address | 21430 BERTRAM RD |
|---|---|
| City | SAN JOSE |
| State | CA |
| Zip | 95120-4322 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Local Zoning Code | RR-H1 |
| Legal Subdivision | LAKE ALMADEN PROPERTIES BLK C |
| Legal Lot Number | 99 |
| Jurisdiction | SANTA CLARA CA |
| Township / Civil Division | SAN JOSE |
| Census Block Group | 2 |
| Census Block | 2046 |
| Census Tract | 511911 |
Source: NPS National Register of Historic Places, as of August 1, 2026
| Historic District | Within the New Almaden listed 1966 · 6 contributing resources · National Historic Landmark (designated 1961) · NRIS 66000236 |
|---|
Federal listing alone does not restrict alterations; local historic district rules, which this data does not cover, may apply.
21430 Bertram Rd is owned by a company that acquired it in August 2016.
Source: Santa Clara County records, as of July 27, 2026
| Owner of Record | 2 Company Names on File |
|---|---|
| Mailing Address | 5320 CROY RD, MORGAN HILL, CA 95037-9183 |
| Owner Type | Company |
| Vesting | Life Tenant |
Owner names and exact recorded amounts are on file and can be viewed instantly on this page with a free 10-day trial.
| Deed Names | 2 Names on Deed |
|---|---|
| Last Transfer Date | Aug 29, 2016 |
| Transfer Doc | 0023425349 |
| Record Updated | Sep 20, 2026 |
The 2025 property tax bill for 21430 Bertram Rd was $1,693, up 1.9% from the year before.
Source: Santa Clara County assessment roll, as of July 27, 2026
| Type | Name |
|---|---|
| State | California |
| County | Santa Clara County |
| Unified School District | San Jose Unified School District (KG - 12) |
| Year | Tax Bill | Assessed Value |
|---|---|---|
| 2026 | $936,360 (+637.26%) Land $884,340 Building $52,020 | |
| 2025 | $1,693.00 (+1.87%) | $127,005 Land $59,111 Building $67,894 |
| 2024 | $1,662.00 (+1.47%) | |
| 2023 | $1,638.00 (+0.12%) | $122,074 Land $56,816 Building $65,258 |
| 2022 | $1,636.00 |
Assessed value is set for property tax purposes and is not a market price estimate.
FEMA maps place 21430 Bertram Rd in Zone D, where flood risk has not been studied, within 500 ft of a high-risk flood zone.
Source: FEMA National Flood Hazard Layer, effective January 18, 2026 · OpenFEMA NFIP redacted claims and policies, as of September 2026
| FEMA Flood Zone | Zone D undetermined · not studied |
|---|---|
| Nearest Special Flood Hazard Area | Zone A, within 500 ft |
| Flood Insurance Requirement | Not required lenders may require it |
| Flood Insurance Cost | Premium on File median of 18 policies |
| Community Rating System | Class 10 (0% premium discount) |
| Nearby Flood Policies | 18 in force |
| Nearby Flood Claims | 14 (1983–2023) |
| Most Recent Claim | Jan 2023 · Severe Winter Storms, Flooding, Landslides, And Mudslides |
| Claims by Event |
|
Values are read at the parcel center point; flood claims are located to the census block group, not this parcel; lenders make the official flood determination.
Wildfire risk around 21430 Bertram Rd is high, ranking above 82% of the US, with a 0.6% annual chance of wildfire.
Source: USDA Forest Service Wildfire Risk to Communities (2nd edition), as of 2024
| Wildfire Risk | High above 82% of the US · above 60% of California |
|---|---|
| Wildfire Likelihood | 0.6% annual chance |
| Exposure | Direct burnable vegetation |
Values cover an area roughly 900 ft across, not the parcel itself; insurers use their own ratings.
Source: EPA Safe Drinking Water Information System, as of September 2026
| Water System | SAN JOSE WATER private · serves 1,039,920 people · EPA ID CA4310011 |
|---|---|
| Water Source | Surface water |
| Last State Inspection | Mar 2026 |
| Lead | Under 1 ppb (2023–2025) action level 15 ppb |
| Water Quality | Treatment failure resolved · Jun 2023 |
|---|---|
| Treatment and Procedure | None last 10 years |
| Monitoring and Reporting | None last 3 years |
Results are for the whole water system, not water tested at this address; lead at the tap also depends on the building's own pipes.
Source: FCC Broadband Data Collection, based on 119 locations within half a mile, as of December 31, 2025
| Provider | Max Down / Up (Mbps) |
|---|---|
| Xfinity Cable | 2,000 / 250 |
| Starlink Satellite | 280 / 30 |
May also be available: Etheric Networks.
No cell data coverage reported
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